HR4682

Below the horizon. Rise: 13:50 | Tran: 18:28 | Set: 23:06

Alt: -13.74° Az: 144.26° Direction: South-East

HR4682 is a variable and double giant star of spectral class M1 in the constellation of Centaurus.

HR4682 visual magnitude is 5. Because of its moderate brightness, HR4682 is easily visible to the naked eye from locations with dark skies, while it might be barely visible, or not visible at all, from light-polluted skies.

DSS2 image of HR4682. The red arrow shows the motion of HR4682 during the next 10000 years (-12.67 arcmin in Right Ascension and -2.33 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 12h 20m 22s

Declination -55° 17’ 04”

Hour Angle 17h 40m 27s

Sidereal Time 06h 00m 49s

J2000

Right Ascension 12h 18m 59s

Declination -55° 08’ 35”

Galactic Coordinates

Galactic Longitude 298.27°

Galactic Latitude 7.43°

Finder Chart

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Finder chart for HR4682.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5

Class Giant

Absolute magnitude -0.34

Spectral Type M1III

Color Index (B-V) 1.59

Temperature 3663K

The red dot in the diagram below shows where HR4682 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR4682. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR4682 is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the HR4682 double sysyem:

Main star magnitude 5

Secondary star magnitude 12

Magnitude difference 7

Separation 35.7 arcsec

Distance, Radial Speed, Proper Motion

HR4682 is distant 381.29 light years from the Sun and it is moving towards the Sun at the speed of 7 kilometers per second.

Distance (parsec) 116.96

Distance (light year) 381.29

Radial Speed -7 km/s

Proper Motion RA -0.076 arcsec/y

Proper Motion Dec -0.014"/y

Alternative Designations

Henry Draper Catalogue HD107079

SAO Catalogue SAO239838

Hipparcos Catalogue HIP60059

Durchmusterung Catalogue CP-54 5113

FK5 Catalogue 2985

General Catalogue of Variable Stars 5544

Visibility from Your Location

Today's HR4682 rise, transit and set times from Perai, Gambia are the following (all times relative to the local timezone Africa/Banjul):

Azimuth: 145.3° RISE 13:50

Max altitude: 21.3° TRANSIT 18:28

Azimuth: 214.7° SET 23:06

Name:	Perai, Gambia
Latitude:	13° 22' 59.9" N
Longitude:	14° 1' 59.9" W
Timezone:	Africa/Banjul

Set Location

Other stars in Centaurus